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Owl Nebula
释义
Owl Nebula
Encyclopedia
理学
行星状星云
释
Owl Nebula
夜枭星云
位于大熊星座的一个比较复杂的行星状星云。星表中的编号为M97和NGC3587。距离地球2030光年(621秒差距),视星等为9.9,年龄约8千年。又称猫头鹰星云。
Astronomy
Owl Nebula
夜枭星云
随便看
statics
static scheduling
static secondary ion mass spectrometry
static secondary ion mass spectrometry (SSIMS)
static semantics
static shift correction in magnetotellurics
static spherical potential
static spinning
static stability
static stability of aircraft
static stability of atmosphere
static strength design of tubular joint
static strength test of whole aircraft
static structural experiment
static structure factor
static stylus force
static synchronrous compensator
static system
static target
static test
static testing
static test of rocket structure
static theory of tide
static theory of tides
static toxicity test for aquatic organism
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更新时间:2026/9/13 8:29:57